
<template>
    <div>
        <!-- 面包屑导航区域 -->
        <el-breadcrumb separator-class="el-icon-arror-right">
            <el-breadcrumb-item :to="{path:'/home'}">首页</el-breadcrumb-item>
            <el-breadcrumb-item>数据统计</el-breadcrumb-item>
            <el-breadcrumb-item>数据报表</el-breadcrumb-item>
        </el-breadcrumb>

        <!-- 卡片视图区域 -->
        <el-card>
            <!-- 2. 为ECharts准备一个具备大小（宽高）的Dom -->
            <div id="main" style="width: 750px;height:400px;"></div>
        </el-card>
    </div>
</template>
<script>
export default {
    data() {
        return {
            options: {
                title: {
                    text: '用户来源'
                },
                tooltip: {
                    trigger: 'axis',
                    axitPointer: {
                        type: 'cross',
                        label: {
                            backgroundColor: '#E9EEF3'
                        }
                    }
                },
                grid: {
                    left: '3%',
                    right: '4%',
                    bottom: '3%',
                    containLabel: true
                },
                xAxis: [
                    {
                        boundaryGap: false
                    }
                ],
                yAxis: [
                    {
                        type: 'value'
                    }
                ]
            }
        }
    },
    created(){},
    async mounted(){
        var myChart = echarts.init(document.getElementById('main'))
        const {data: res} = await this.$http.get('reports/type/1')
        if(res.meta.status !== 200) {
            return this.$message.error('获取折线图数据失败');
        }
        const result = _.merge(res.data, this.options)

        myChart.setOption(result)
    },
    methods: {}
}
</script>
<style lang="less" scoped>
</style>

















